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390 Chapter 10
Copyright © 2017 Pearson Education, Inc.
91.
a.
OH
OH
+
H
+
H
2
SO
4
H
2
O
+
H
3
O
+
+
+
+
1,2-methyl
shift
H
H
2
O
b.
O
H
2
SO
4
H
O
+
OH
+
HO
+
HO
+
HO
+
OH
H
HO
OH
H
3
O
+
H
2
O
+
H
2
O
c.
OH
H
2
SO
4
OH
H
+
+
H
+
H
2
O
+
H
3
O
+
